JP2009180345A - 油圧式無段変速機の制御方法 - Google Patents
油圧式無段変速機の制御方法 Download PDFInfo
- Publication number
- JP2009180345A JP2009180345A JP2008021722A JP2008021722A JP2009180345A JP 2009180345 A JP2009180345 A JP 2009180345A JP 2008021722 A JP2008021722 A JP 2008021722A JP 2008021722 A JP2008021722 A JP 2008021722A JP 2009180345 A JP2009180345 A JP 2009180345A
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- Prior art keywords
- hydraulic
- engine speed
- continuously variable
- variable transmission
- control method
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000005540 biological transmission Effects 0.000 title claims abstract description 45
- 238000000034 method Methods 0.000 title claims description 18
- 239000003921 oil Substances 0.000 claims description 29
- 239000010720 hydraulic oil Substances 0.000 claims description 14
- 230000007423 decrease Effects 0.000 claims description 6
- 230000000694 effects Effects 0.000 abstract description 12
- 230000002411 adverse Effects 0.000 abstract description 9
- 230000003247 decreasing effect Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 2
- 238000011835 investigation Methods 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/38—Control of exclusively fluid gearing
- F16H61/40—Control of exclusively fluid gearing hydrostatic
- F16H61/46—Automatic regulation in accordance with output requirements
- F16H61/462—Automatic regulation in accordance with output requirements for achieving a target speed ratio
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/36—Inputs being a function of speed
- F16H2059/363—Rate of change of input shaft speed, e.g. of engine or motor shaft
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/68—Inputs being a function of gearing status
- F16H2059/6838—Sensing gearing status of hydrostatic transmissions
- F16H2059/6861—Sensing gearing status of hydrostatic transmissions the pressures, e.g. high, low or differential pressures
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H39/00—Rotary fluid gearing using pumps and motors of the volumetric type, i.e. passing a predetermined volume of fluid per revolution
- F16H39/04—Rotary fluid gearing using pumps and motors of the volumetric type, i.e. passing a predetermined volume of fluid per revolution with liquid motor and pump combined in one unit
- F16H39/06—Rotary fluid gearing using pumps and motors of the volumetric type, i.e. passing a predetermined volume of fluid per revolution with liquid motor and pump combined in one unit pump and motor being of the same type
- F16H39/08—Rotary fluid gearing using pumps and motors of the volumetric type, i.e. passing a predetermined volume of fluid per revolution with liquid motor and pump combined in one unit pump and motor being of the same type each with one main shaft and provided with pistons reciprocating in cylinders
- F16H39/10—Rotary fluid gearing using pumps and motors of the volumetric type, i.e. passing a predetermined volume of fluid per revolution with liquid motor and pump combined in one unit pump and motor being of the same type each with one main shaft and provided with pistons reciprocating in cylinders with cylinders arranged around, and parallel or approximately parallel to the main axis of the gearing
- F16H39/14—Rotary fluid gearing using pumps and motors of the volumetric type, i.e. passing a predetermined volume of fluid per revolution with liquid motor and pump combined in one unit pump and motor being of the same type each with one main shaft and provided with pistons reciprocating in cylinders with cylinders arranged around, and parallel or approximately parallel to the main axis of the gearing with cylinders carried in rotary cylinder blocks or cylinder-bearing members
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/14—Inputs being a function of torque or torque demand
- F16H59/141—Inputs being a function of torque or torque demand of rate of change of torque or torque demand
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/38—Control of exclusively fluid gearing
- F16H61/40—Control of exclusively fluid gearing hydrostatic
- F16H61/42—Control of exclusively fluid gearing hydrostatic involving adjustment of a pump or motor with adjustable output or capacity
- F16H61/425—Motor capacity control by electric actuators
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Control Of Transmission Device (AREA)
- Control Of Fluid Gearings (AREA)
Abstract
【解決手段】油圧式無段変速機10では、スロットル弁61が全閉直後に急開し(S4:Yes)且つエンジン回転数NE[rpm]が急上昇しているとき(S6:Yes)、変速アクチュエータ36の動作を停止して変速制御を一時的に停止する(S7)。これにより、車両50が減速した直後に再加速した際に実際のエンジン回転数NEが目標エンジン回転数T_NEを大幅に上回っても、意図しない変速制御(シフトアップ)を防止することができ、その結果、より望ましいトルクを発生させることが可能となる。
【選択図】図3
Description
14…エンジン 16…入力軸
18…ポンプ斜板 20…ポンプ側プランジャ
22…作動油 24…油圧閉回路
26…高圧油路 28…油圧モータ
30…モータ側プランジャ 32…モータ斜板
34…出力軸 36…変速アクチュエータ
38…低圧油路 50…車両
52…遠心クラッチ 54…後輪
56…ECU 58…エンジン回転数センサ
60…スロットルグリップ 61…スロットル弁
62…スロットル開度センサ 64…車速センサ
66a〜66d…タイマ
NE…エンジン回転数 TH…スロットル開度
ΔNE…エンジン回転数増加率 ΔTH…スロットル開度増加率
Claims (4)
- 駆動源により回転駆動される油圧ポンプと、該油圧ポンプが発生させた油圧により回転駆動される油圧モータと、前記油圧ポンプから前記油圧モータへと作動油を送る高圧油路と前記油圧モータから前記油圧ポンプへと前記作動油を送る低圧油路とを備える油圧回路と、を有する油圧式無段変速機の制御方法であって、
前記油圧式無段変速機における減速動作直後の再加速動作の有無を判定し、
前記再加速動作があったと判定したとき、前記高圧油路と前記低圧油路の圧力差に起因する前記油圧モータの実際の出力と目標出力の乖離を修正する
ことを特徴とする油圧式無断変速機の制御方法。 - 請求項1記載の油圧式無段変速機の制御方法において、
前記駆動源がエンジンであり、
スロットル開度の増加率及びエンジン回転数の増加率に基づいて、前記再加速動作の有無を判定し、
前記再加速動作があったと判定したとき、前記油圧式無段変速機の変速制御を一時的に停止する
ことを特徴とする油圧式無段変速機の制御方法。 - 請求項2記載の油圧式無段変速機の制御方法において、
前記エンジン回転数の増加率の低下に応じて前記変速制御を再開する
ことを特徴とする油圧式無段変速機の制御方法。 - 請求項2又は3記載の油圧式無段変速機の制御方法において、
前記エンジン回転数が目標値まで下がったとき、前記変速制御を再開する
ことを特徴とする油圧式無段変速機の制御方法。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008021722A JP5122994B2 (ja) | 2008-01-31 | 2008-01-31 | 油圧式無段変速機の制御方法 |
DE102008052717A DE102008052717B4 (de) | 2008-01-31 | 2008-10-22 | Steuerverfahren für ein stufenlos verstellbares Hydraulikgetriebe |
ES200803526A ES2377307B1 (es) | 2008-01-31 | 2008-12-12 | Método de control para transmisión de variación continua de tipo hidráulico. |
CN2009100048404A CN101498368B (zh) | 2008-01-31 | 2009-01-21 | 液压无级变速器的控制方法 |
US12/361,226 US8302396B2 (en) | 2008-01-31 | 2009-01-28 | Control method for hydraulic type continuously variable transmission |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008021722A JP5122994B2 (ja) | 2008-01-31 | 2008-01-31 | 油圧式無段変速機の制御方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009180345A true JP2009180345A (ja) | 2009-08-13 |
JP5122994B2 JP5122994B2 (ja) | 2013-01-16 |
Family
ID=40822283
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008021722A Expired - Fee Related JP5122994B2 (ja) | 2008-01-31 | 2008-01-31 | 油圧式無段変速機の制御方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8302396B2 (ja) |
JP (1) | JP5122994B2 (ja) |
CN (1) | CN101498368B (ja) |
DE (1) | DE102008052717B4 (ja) |
ES (1) | ES2377307B1 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5173459B2 (ja) * | 2008-01-31 | 2013-04-03 | 本田技研工業株式会社 | 無段変速機の変速制御方法 |
JP6043249B2 (ja) * | 2013-07-29 | 2016-12-14 | 日立オートモティブシステムズ株式会社 | 車両制御装置 |
US20170174219A1 (en) * | 2015-12-18 | 2017-06-22 | Cnh Industrial America Llc | Auto-efficiency mode for power shift transmissions |
CN109715920B (zh) * | 2016-09-28 | 2021-10-22 | 日立安斯泰莫株式会社 | 车辆控制装置 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01160743A (ja) * | 1987-12-18 | 1989-06-23 | Honda Motor Co Ltd | 車両用無段変速機の変速制御装置 |
JPH04370468A (ja) * | 1991-06-14 | 1992-12-22 | Honda Motor Co Ltd | 車両用無段変速機の変速制御方法 |
JP2000249224A (ja) * | 1999-03-03 | 2000-09-12 | Honda Motor Co Ltd | 車両用油圧式無段変速機の制御装置 |
JP2002054734A (ja) * | 2000-05-31 | 2002-02-20 | Honda Motor Co Ltd | 静油圧式無段変速機 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH086797B2 (ja) | 1986-07-15 | 1996-01-29 | 本田技研工業株式会社 | 車両用無段変速機の変速制御方法 |
JPH01108464A (ja) * | 1987-10-20 | 1989-04-25 | Honda Motor Co Ltd | 車両用無段変速機の変速制御方法 |
JPH0756338A (ja) | 1993-08-18 | 1995-03-03 | Hitachi Chem Co Ltd | 感光性樹脂組成物、これを用いた感光性エレメント及びレジストパターンの製造法 |
JP3430635B2 (ja) | 1994-06-17 | 2003-07-28 | 富士通株式会社 | 定数参照最適化処理装置 |
US6113513A (en) * | 1997-02-26 | 2000-09-05 | Nsk Ltd. | Toroidal type continuously variable transmission |
CA2348197C (en) * | 2000-05-31 | 2005-04-26 | Honda Giken Kogyo Kabushiki Kaisha | Hydrostatic continuously variable transmission |
JP4989853B2 (ja) | 2005-01-24 | 2012-08-01 | 本田技研工業株式会社 | 車両の変速制御装置 |
-
2008
- 2008-01-31 JP JP2008021722A patent/JP5122994B2/ja not_active Expired - Fee Related
- 2008-10-22 DE DE102008052717A patent/DE102008052717B4/de not_active Expired - Fee Related
- 2008-12-12 ES ES200803526A patent/ES2377307B1/es not_active Expired - Fee Related
-
2009
- 2009-01-21 CN CN2009100048404A patent/CN101498368B/zh not_active Expired - Fee Related
- 2009-01-28 US US12/361,226 patent/US8302396B2/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01160743A (ja) * | 1987-12-18 | 1989-06-23 | Honda Motor Co Ltd | 車両用無段変速機の変速制御装置 |
JPH04370468A (ja) * | 1991-06-14 | 1992-12-22 | Honda Motor Co Ltd | 車両用無段変速機の変速制御方法 |
JP2000249224A (ja) * | 1999-03-03 | 2000-09-12 | Honda Motor Co Ltd | 車両用油圧式無段変速機の制御装置 |
JP2002054734A (ja) * | 2000-05-31 | 2002-02-20 | Honda Motor Co Ltd | 静油圧式無段変速機 |
Also Published As
Publication number | Publication date |
---|---|
ES2377307B1 (es) | 2013-02-05 |
CN101498368A (zh) | 2009-08-05 |
ES2377307A1 (es) | 2012-03-26 |
US8302396B2 (en) | 2012-11-06 |
DE102008052717B4 (de) | 2012-04-19 |
CN101498368B (zh) | 2013-01-30 |
JP5122994B2 (ja) | 2013-01-16 |
US20090193802A1 (en) | 2009-08-06 |
DE102008052717A1 (de) | 2009-08-06 |
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